Home / 33,198.47-45,813.89-18,294.47

Finding the Fourth Proportional to 33,198.47, 45,813.89 and 18,294.47

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Solution

The fourth proportional to 33,198.47, 45,813.89 and 18,294.47 is: 25,246.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,198.47 : 45,813.89 = 18,294.47 : x
  2. Step 2: Convert to fraction form
    33,198.47/45,813.89 = 18,294.47/x
  3. Step 3: Cross multiply
    33,198.47x = 45,813.89 × 18,294.47
  4. Step 4: Simplify right side
    33,198.47x = 838,140,824.66
  5. Step 5: Solve for x
    x = 838,140,824.66/33,198.47
  6. Step 6: Final answer
    x = 25,246.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.